void bezierCurveEvalDer	(	float	u0,
		float	u1,
		int	order,
		float *	ctlpoints,
		int	stride,
		int	dimension,
		float	u,
		float	retDer[]
	)

Definition at line 95 of file bezierEval.cc.

{
  int i,k;
  float width = u1-u0;
  float *ctlptr = ctlpoints;

  float buf[MAX_ORDER][MAX_DIMENSION];
  if(order == 1){
    for(k=0; k<dimension; k++)
      retDer[k]=0;
  }
  for(i=0; i<order-1; i++){
    for(k=0; k<dimension; k++) {
      buf[i][k] = (ctlptr[stride+k] - ctlptr[k])*(order-1)/width;
    }
    ctlptr += stride;
  }

  bezierCurveEval(u0, u1, order-1, (float*) buf, MAX_DIMENSION,  dimension, u, retDer);
}

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